# include <bits/stdc++.h>
//# include <iostream>
//# include <string>
//# include <vector>
//# include <list>
//# include <utility>
//# include <queue>
//# include <stack>
//# include <functional>
//# include <algorithm>
//# include <numeric>
//# include <iomanip>
//# include <string.h>
//# include <math.h>
//# include <stdlib.h>
//# include <limits.h>

using namespace std;
#define INC(i,a,b) for(int i = a; i <= b; i++)
#define DEC(i,a,b) for(int i = a; i >= b; i--)
#define clr(a) memset(a, 0, sizeof(a));
const int INF = 0x3f3f3f3f;
const int MAXN = 1e5+5;
const int MAXM = 1e5+5;
int n;
void ReadData(){
    cin >> n;
}

int Solve(){
    return n;
}

signed main(){
#ifndef ONLINE_JUDGE
freopen("in","r",stdin);
#endif
//>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
ReadData();
cout << Solve() << endl;
//<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
#ifndef ONLINE_JUDGE
fclose(stdin);
#endif
return 0; }
